/*
 * Copyright (C) 2017-2019 Dremio Corporation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.dremio.exec.planner.physical;

/**
 * A {@link Prel} that has no children
 */
public interface LeafPrel extends Prel, HasDistributionAffinity {
  /**
   * get the maximum parallelizaiton width for this prel
   * @return the max parallelization width
   */
  int getMaxParallelizationWidth();
  /**
   * get the minimum parallelizaiton width for this prel
   * @return the minimum parallelization width
   */
  int getMinParallelizationWidth();
}
